2,5-Hexanediol
Chemical compound
From Wikipedia, the free encyclopedia
2,5-Hexanediol is an organic compound with the formula CH3CH(OH)CH2CH2CH(OH)CH3. It is both a glycol and a secondary alcohol.[1] It is a colorless water-soluble viscous liquid.[2][3][4] The chemical properties are well understood and have been extensively reported and studied.[5] It has the IUPAC name of hexane-2,5-diol[6] and the CAS Registry Number CAS 2935-44-6.[7]
| Names | |
|---|---|
| Preferred IUPAC name
Hexane-2,5-diol | |
| Identifiers | |
3D model (JSmol) |
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| ChEBI | |
| ChemSpider | |
| ECHA InfoCard | 100.019.010 |
| EC Number |
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PubChem CID |
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CompTox Dashboard (EPA) |
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| Properties | |
| C6H14O2 | |
| Molar mass | 118.176 g·mol−1 |
| Hazards | |
| GHS labelling: | |
| Warning | |
| H302, H315, H319, H335 | |
| P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, P501 | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Other names
- (2R,5R)-2,5-hexanediol
- 2,5-Dihydroxyhexane
- Diisopropanol
- Hexan-2,5-diol
- [R-(R*,R*)]-2,5-hexanediol
- hexane-2,5-diol
Manufacture
One common method of manufacture of the compound is from yeast.[8] Another method involves the reduction of acetonylacetone.[9] The material has two chiral carbons and thus has a number of enantiomers. Processes have been researched and developed to produce enantiopure products and by a continuous process.[10][11] Some synthesis has been carried out from keto hexanoates.[12]
Uses
One of the uses of the material is to synthesize polyesters.[13] and also fine chemicals.[14]

